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103006080 = 273451987
BaseRepresentation
bin1100010001110…
…11111110000000
321011211020210000
412020323332000
5202332143310
614115440000
72360352162
oct610737600
9234736700
10103006080
1153164aa1
122a5b6000
1318456b58
14d974932
15909a4c0
hex623bf80

103006080 has 160 divisors (see below), whose sum is σ = 368038440. Its totient is φ = 27454464.

The previous prime is 103006069. The next prime is 103006081. The reversal of 103006080 is 80600301.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×1030060802 = 21220505033932800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103006081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50847 + ... + 52833.

Almost surely, 2103006080 is an apocalyptic number.

103006080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103006080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184019220).

103006080 is an abundant number, since it is smaller than the sum of its proper divisors (265032360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103006080 is an equidigital number, since it uses as much as digits as its factorization.

103006080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018 (or 1997 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 103006080 is about 10149.1911007725. The cubic root of 103006080 is about 468.7640379796.

Adding to 103006080 its reverse (80600301), we get a palindrome (183606381).

The spelling of 103006080 in words is "one hundred three million, six thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 270 288 320 324 360 384 405 432 480 540 576 640 648 720 810 864 960 1080 1152 1296 1440 1620 1728 1920 1987 2160 2592 2880 3240 3456 3974 4320 5184 5760 5961 6480 7948 8640 9935 10368 11922 12960 15896 17280 17883 19870 23844 25920 29805 31792 35766 39740 47688 51840 53649 59610 63584 71532 79480 89415 95376 107298 119220 127168 143064 158960 160947 178830 190752 214596 238440 254336 268245 286128 317920 321894 357660 381504 429192 476880 536490 572256 635840 643788 715320 763008 804735 858384 953760 1072980 1144512 1271680 1287576 1430640 1609470 1716768 1907520 2145960 2289024 2575152 2861280 3218940 3433536 3815040 4291920 5150304 5722560 6437880 6867072 8583840 10300608 11445120 12875760 17167680 20601216 25751520 34335360 51503040 103006080